.percentage-page [hidden] { display:none !important; }
.percentage-page .hero-shell { padding:24px 28px; }
.percentage-page h1 { margin:0 0 10px; font-size:clamp(29px,3.4vw,44px); }
.percentage-page .lead { margin:0; max-width:960px; }
.percentage-page .calculator-layout { align-items:start; }
.percentage-page .field { display:grid; gap:8px; margin-bottom:18px; min-width:0; }
.percentage-page .input,.percentage-page .select { width:100%; min-width:0; }
.percentage-page .label-row { color:var(--ink-strong); font-weight:700; }
.percentage-page .hint,.percentage-note { color:var(--muted); font-size:14px; line-height:1.55; }
.percentage-actions { display:flex; gap:10px; flex-wrap:wrap; }
.percentage-actions .button { min-height:46px; }
.percentage-main { padding:18px; margin:18px 0; background:var(--pearl-soft); border:1px solid var(--line-strong); border-radius:var(--radius-md); box-shadow:inset 3px 3px 8px rgba(85,108,91,.14),inset -3px -3px 8px rgba(249,252,245,.6); }
.percentage-main span { display:block; font-weight:700; }
.percentage-main strong { display:block; margin-top:10px; font-size:clamp(28px,3.1vw,40px); line-height:1.25; color:var(--ink-strong); overflow-wrap:anywhere; }
.percentage-page .result-card strong { overflow-wrap:anywhere; }
.percentage-formula { border-block:1px solid var(--line-strong); padding:14px 0; margin:18px 0; line-height:1.65; color:var(--ink-strong); }
.percentage-formula p { margin:6px 0 0; overflow-wrap:anywhere; }
.percentage-page .seo-article { max-width:none; }
.percentage-page .seo-article p,.percentage-page .seo-article li { line-height:1.7; }
#percentage-copy-area { margin-top:18px; }
#percentage-copy-text { display:block; width:100%; margin-top:8px; overflow-wrap:anywhere; }
.percentage-page .button:disabled { opacity:.55; cursor:default; }
@media(max-width:640px) {
 .percentage-page .hero-shell { padding:20px; }
 .percentage-actions .button { flex:1 1 160px; }
 .percentage-main { padding:15px; }
}